Home / 652,775.76-979,185.60-464,081.28

Finding the Fourth Proportional to 652,775.76, 979,185.60 and 464,081.28

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Solution

The fourth proportional to 652,775.76, 979,185.60 and 464,081.28 is: 696,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,775.76 : 979,185.60 = 464,081.28 : x
  2. Step 2: Convert to fraction form
    652,775.76/979,185.60 = 464,081.28/x
  3. Step 3: Cross multiply
    652,775.76x = 979,185.60 × 464,081.28
  4. Step 4: Simplify right side
    652,775.76x = 454,421,706,605.57
  5. Step 5: Solve for x
    x = 454,421,706,605.57/652,775.76
  6. Step 6: Final answer
    x = 696,137.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.